<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			#wendu{
				border-collapse: collapse;
			}
			#wendu th,#wendu td{
				padding: 2px 6px;
				border-bottom: 1px solid gray;

			}
			
			#wendu tr:nth-child(odd) td{
				background-color: aquamarine;
			}
			#wendu tr:nth-child(even) td{
				background-color: bisque;
			}

		</style>
	</head>
	<body>
		<table border="1">
			<tr>
				<td><b>姓名</b></td>
				<td>迪迦奥特曼</td>
			</tr>
			<tr>
				<td rowspan="2"><b>电话</b></td>
				<td>555 77 854</td>
			</tr>
			<tr>
				<td>555 77 855</td>
			</tr>
		</table>
		<table border="1">
			<tr>
				<td><b>姓名</b></td>
				<td colspan="2"><b>电话</b></td>
			</tr>
			<tr>
				<td>迪迦奥特曼</td>
				<td>555 77 854</td>
				<td>555 77 855</td>
			</tr>
		</table>
		
		
		
		
		
		
		
		
		
		
		
		
		<table id="wendu" > 
			<caption></caption>
			<thead>
				<tr>
					<th>城市</th>
					<th>最高气温</th>
					<th>最低气温</th>
				</tr>
			</thead>
			<tbody>
				<tr>
					<td>深圳</td>
					<td>35</td>
					<td>29</td>
				</tr>
				<tr>
					<td>广州</td>
					<td>36</td>
					<td>28</td>
				</tr>
				<tr>
					<td>北京</td>
					<td>29</td>
					<td>25</td>
				</tr>
				<tr>
					<td>长春</td>
					<td>27</td>
					<td>19</td>
				</tr>
			</tbody>
			<tfoot>
				<tr>
					<td colspan="3">
						
					</td>
				</tr>
			</tfoot>
		</table>

		<table>
			<input	name="" type=" email" placeholder="提示文本" value="" maxlength="12" required readonly />
			<button type="submit">提交按钮</button>
			
			<select>
				<option value="">- 请选择- </option>
				<optgroup label="河南省" >
					<option value=" 郑州市">郑州市</option>
					<option value="洛阳市">洛阳市</option>
					<option value="信阳市">信阳市</option>
				</optgroup>
				<optgroup label="湖北省">
					<option value="武汉市">武汉市</option>
					<option value="恩施自治区">恩施自治区</option>
				</optgroup>
			</select>

			
			
		</table>




	
	</body>
</html>